Statutory declaration apostille: UK legalisation requirements

05.03.2026
Statutory declaration apostille: UK legalisation requirements

A statutory declaration may need to be apostilled when it is being used abroad as a formal statement of fact. This can apply to immigration, visa applications, family matters, name changes, marital status, property transactions, inheritance, business matters or legal procedures overseas.

Because a statutory declaration is a formal legal document, it must be prepared, signed and witnessed correctly before apostille legalisation. In most cases, it needs to be declared before a UK solicitor, commissioner for oaths or Notary Public before it can be submitted for apostille.

This guide explains when a statutory declaration may need an apostille, what the legalisation requirements are and how to prepare the document correctly for overseas use.

When might you need a statutory declaration apostille?

You may need to apostille a statutory declaration if a foreign authority, embassy, lawyer, court, notary or government office asks for a legalised formal declaration.

Common reasons include:

  • Visa applications
  • Immigration files
  • Residency applications
  • Name change confirmation
  • Marital status declarations
  • Family law matters
  • Property transactions abroad
  • Inheritance or probate matters
  • Business or company matters
  • Financial declarations
  • Address or identity confirmation
  • Parental consent or family declarations
  • Court or administrative procedures overseas

The exact requirement depends on the destination country and the authority requesting the document.

What is a statutory declaration?

A statutory declaration is a formal written statement of fact. The person making the declaration confirms that the information is true.

It may be used to confirm:

  • Identity
  • Address
  • Name change
  • Marital status
  • Family relationship
  • Financial circumstances
  • Ownership
  • Consent
  • Employment details
  • Business authority
  • Legal or administrative facts

A statutory declaration must usually be signed in front of an authorised person, such as a solicitor, commissioner for oaths or Notary Public.

What does the apostille confirm?

An apostille confirms that the signature, stamp or seal on the statutory declaration is genuine.

For most statutory declarations, the apostille confirms the signature of the UK solicitor, commissioner for oaths or Notary Public who witnessed the declaration.

The apostille does not confirm that the contents of the declaration are true. It authenticates the UK signature or certification so the document can be recognised abroad.

Statutory declaration vs affidavit

A statutory declaration and an affidavit are similar, but they are not always interchangeable.

A statutory declaration is a formal declaration of fact made under statute. It is often used for administrative, immigration, identity, family or legal matters.

An affidavit is usually a sworn or affirmed statement, often used in court or formal legal proceedings.

Foreign authorities may request one specifically. If they ask for a statutory declaration, do not substitute an affidavit unless they confirm it is acceptable.

Why the signing process matters

A statutory declaration must be signed correctly. If it is signed too early or witnessed incorrectly, the document may not be accepted.

The declaration may need to be:

  • Signed in front of a solicitor
  • Declared before a commissioner for oaths
  • Notarised by a Notary Public
  • Signed with specific wording
  • Witnessed in person
  • Prepared in a format required by the foreign authority
  • Bound with supporting documents, where required

If the signing or witnessing is incorrect, the apostille may be delayed or the document may be rejected abroad.

Solicitor, commissioner for oaths or Notary Public?

The correct witness depends on the receiving authority’s requirements.

A UK solicitor or commissioner for oaths may be suitable for many routine statutory declarations.

A Notary Public may be required for:

  • Foreign court proceedings
  • Property transactions abroad
  • Embassy submissions
  • Inheritance matters
  • Business or company documents
  • Countries with stricter notarial requirements
  • Declarations drafted by foreign lawyers or notaries

If the foreign authority asks for a notarised statutory declaration, solicitor witnessing may not be enough.

What should a statutory declaration include?

The content depends on the purpose, but it should usually be clear and specific.

A statutory declaration may include:

  • Full name of the person making the declaration
  • Address
  • Date of birth, if required
  • Passport or ID details, if required
  • Clear statement of facts
  • Purpose of the declaration
  • Reference to supporting documents, where relevant
  • Declaration wording
  • Signature of the person making the declaration
  • Signature and stamp of the solicitor or notary
  • Date and place of signing

If the foreign authority has provided wording or a template, it should be followed carefully.

Original statutory declaration or certified copy?

For overseas use, the original signed statutory declaration is usually required.

This is especially important where the document is being used for:

  • Visa or immigration files
  • Family law matters
  • Property transactions
  • Court proceedings
  • Inheritance matters
  • Embassy submissions
  • Business representation

A certified copy may be accepted in some administrative cases, but only if the receiving authority confirms this.

If the statutory declaration must be witnessed or notarised, do not sign it before the appointment unless instructed to do so.

Common types of statutory declaration for overseas use

Statutory declarations may be used in many international situations.

Common examples include:

  • Declaration of single status
  • Declaration of name change
  • Declaration of identity
  • Declaration of address
  • Declaration of parentage
  • Declaration of financial support
  • Declaration of employment
  • Declaration of no marriage
  • Declaration of ownership
  • Declaration for business authority
  • Declaration for inheritance or probate
  • Declaration supporting a visa application

Each type may require different wording and supporting documents.

Statutory declaration for name change

A statutory declaration may be used to confirm a change of name, especially where a deed poll is unavailable or where the receiving authority asks for a formal declaration.

It may need to be supported by:

  • Birth certificate
  • Passport copy
  • Deed poll
  • Change of name deed
  • Marriage certificate
  • Civil partnership certificate
  • Divorce document

If supporting documents are being used abroad, they may also need apostilles.

Statutory declaration for marital status

Some authorities require a statutory declaration to confirm marital status, especially for marriage abroad or civil status registration.

This may be used alongside:

  • Certificate of No Impediment
  • Letter of No Trace
  • Birth certificate
  • Divorce document
  • Death certificate of previous spouse
  • Passport copy

Marriage authorities abroad can be strict, so it is important to check exactly which documents and wording they require.

Statutory declaration with supporting documents

Some statutory declarations refer to supporting documents, also known as exhibits or attachments.

These may include:

  • Passport copy
  • Birth certificate
  • Marriage certificate
  • Deed poll
  • Bank statement
  • Utility bill
  • Company document
  • Power of attorney
  • Court document
  • Property document

Check whether the supporting documents need to be certified, bound, translated or apostilled separately.

Does a statutory declaration need translation?

If the declaration is being used in a non-English-speaking country, translation may be required.

Translation may be needed for:

  • Immigration applications
  • Marriage abroad
  • Family law matters
  • Property transactions
  • Court proceedings
  • Probate or inheritance cases
  • Business matters
  • Embassy submissions

Depending on the country, the translation may need to be certified or sworn. Some authorities require the statutory declaration to be apostilled first and then translated, while others may require a bilingual declaration from the start.

Paper apostille or e-Apostille?

For statutory declarations, a paper apostille is often the safest option, especially where the document will be physically submitted to a court, embassy, lawyer, notary, immigration office or foreign authority.

A paper apostille may be preferred for:

  • Immigration matters
  • Marriage abroad
  • Property transactions
  • Family law cases
  • Inheritance matters
  • Business matters
  • Embassy submissions
  • Legal declarations

An e-Apostille may be suitable only if:

  • The statutory declaration is eligible for digital legalisation
  • The signing or certification is completed in an accepted digital format
  • The receiving authority accepts e-Apostilles
  • The document will be submitted online
  • A physical original is not required

Before choosing an e-Apostille, confirm that the receiving authority accepts digital legalised declarations.

Do you need embassy attestation?

If the statutory declaration is being used in a country that accepts apostilles, the apostille is usually the main authentication step.

However, if the destination country is outside the Hague Apostille Convention, embassy or consular attestation may also be required after the apostille.

This can apply to countries such as:

  • UAE
  • Qatar
  • Kuwait
  • Saudi Arabia
  • Vietnam
  • Thailand
  • China
  • Some other non-Hague countries

Embassy attestation is common for statutory declarations used in legal, property, immigration and business matters in non-Hague countries.

Common reasons statutory declaration apostilles are rejected

A statutory declaration may be delayed or rejected if it is not prepared correctly.

Common issues include:

  • The declaration was signed before the witnessing appointment
  • The declaration wording is missing or incorrect
  • The solicitor or notary details are incomplete
  • Notarisation was required but not obtained
  • Pages are missing or not securely attached
  • Supporting documents are not properly certified
  • The wording does not match the foreign authority’s requirement
  • Translation was required but not provided
  • Embassy attestation was required but not completed
  • The wrong apostille format was chosen

Because statutory declarations are formal legal documents, checking the requirements before signing is especially important.

How long does a statutory declaration apostille take?

The timescale depends on whether the statutory declaration is already correctly prepared and whether solicitor or notary witnessing is required.

At The Apostille Office, the main apostille service options are:

  • Premium Apostille Service — 1 working day
  • Express Apostille Service — 5 working days

You should also allow extra time for drafting, solicitor or notary appointment, translation, embassy attestation or international courier delivery if required.

Statutory declaration apostille checklist

Before submitting a statutory declaration for apostille, check:

  • Has the foreign authority provided wording or a template?
  • Does the declaration need to be witnessed or notarised?
  • Should it be signed before or during the appointment?
  • Are all pages complete and securely attached?
  • Are supporting documents included?
  • Do supporting documents need separate apostilles?
  • Is translation required?
  • Is a paper apostille required?
  • Is embassy attestation required?
  • Is there a visa, marriage, property or legal deadline?

Checking these points early can help avoid rejection and delays.

Need help apostilling a statutory declaration?

If you need a statutory declaration apostilled for overseas use, our team can help prepare the document correctly.

We can advise whether solicitor witnessing or notary certification is needed, arrange apostille legalisation, and help with translation, embassy attestation or secure delivery where required.

Contact The Apostille Office on +44 (0) 204 630 6700 and we will guide you through the correct process for your destination country.

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